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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Endpoint:
vapour pressure
Type of information:
experimental study
Adequacy of study:
key study
Study period:
1981
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Not performed in GLP

Data source

Reference
Reference Type:
publication
Title:
No information
Author:
Eisenreich SJ et al.
Year:
1981
Bibliographic source:
Environ.Sci. Technol. 15 30-8

Materials and methods

Principles of method if other than guideline:
no data
GLP compliance:
no
Type of method:
other:

Test material

Constituent 1
Chemical structure
Reference substance name:
O-acetylsalicylic acid
EC Number:
200-064-1
EC Name:
O-acetylsalicylic acid
Cas Number:
50-78-2
Molecular formula:
C9H8O4
IUPAC Name:
2-acetoxybenzoic acid
Test material form:
solid: crystalline

Results and discussion

Vapour pressure
Temp.:
25 °C
Vapour pressure:
0 mm Hg
Remarks on result:
other: Equals 0.0034 Pa

Applicant's summary and conclusion

Conclusions:
The substance vapour pressure is 0.0034 Pa at 25 °C.